改否定句和一般疑问句改否定句:1找2加3变方法1:在be动词和can后面加not,。some变any.方法2:在动原前面加don’t。some变any.方法3:在三单前加doesn’t,三单变原形。some变any.改一般疑问句:1找2改3变方法1:把be动词和can提前,some变any.方法2:句中有动原,开头加Do,some变any.方法3:句中有三单,开头加Does,三单变原形。some变any.注意:I,we变youmy,our变your.一、把下列句子改成否定句:1.Nancyisathome.2.Welikefruitsalad.3.Helencandancewell.4.Theyhavesomebeautifuldolls.5.Hehastwofish.二、把下列句子改成一般疑问句:1.Therearesomebirdsinthetree.2.Mikelikesmonkeys.3.Myfathercanstandontheice.4.Ihaveanewpencil.5.YangLinghasacow.